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Function Health vs ProlongMD: Which Is Better?

Head-to-head comparison of Function Health and ProlongMD based on our independent scoring across trust, value, experience, product range, and reputation — plus real pricing for the treatments they both offer.

Our Verdict

Function Health scores higher overall in our independent evaluation (76.3/100 vs 60.1/100), leading on trust & safety, value, experience, reputation. ProlongMD comes out ahead on product range. ProlongMD has the lower entry price (from $25/mo vs $49/mo), so the better value depends on which treatment you need.

76

Direct-to-consumer lab testing membership offering 160+ biomarkers twice yearly through Quest Diagnostics, with clinician-reviewed results and action plans.

Visit Function Health
60

Small, veteran-owned cash-pay telehealth practice offering compounded GLP-1s, TRT, enclomiphene, women's hormones, ED, hair loss and peptides after a $79 video consult.

Visit ProlongMD

Score Breakdown

DimensionFunction HealthProlongMD
Overall Score76.3/100 ✓60.1/100
Trust & Safety30%78/100 ✓52/100
Value25%80/100 ✓74/100
Experience20%82/100 ✓55/100
Product Range15%60/10070/100 ✓
Reputation10%75/100 ✓45/100

At a Glance

Founded20212025
HeadquartersAustin, TXPhoenix, AZ
Publicly tradedNoNo
Treatment categories18
Treatments listed213
Starting price$49/mo$25/mo

Pricing Where They Compete

Prices shown are based on our most recent research and may not reflect current pricing. Telehealth providers update their pricing frequently. Always verify pricing directly with the provider before purchasing.

CategoryFunction HealthProlongMD
Primary Care$49–$99
At-Home Blood Draw Add-On
$79
Consultation (30-min video, credited toward treatment)

Function Health

+Trustpilot rating of 4.5/5 across 2,960 reviews, among the strongest in the diagnostics-membership category
+160+ biomarkers tested twice yearly at 2,000+ Quest locations nationwide, far exceeding a standard annual physical (roughly 20-30 markers)
+Flat, transparent annual pricing ($365/year) visible before any intake or consult
−Reaching live customer support can be slow, per patient reports
−Results depend on Quest blood-draw logistics; a subset of patients report an inconsistent draw experience
−Membership covers testing and clinician-reviewed insights but not ongoing prescribing or treatment for abnormal results
Read the full Function Health review →

ProlongMD

+Low published prices: compounded semaglutide/B12 from $99/mo and tirzepatide/B12 from $149/mo, with no membership fee
+$79 video consult is credited toward the first treatment purchase, and a written price-match policy covers comparable injectable programs
+Names its prescribing clinicians (two physicians, two nurse practitioners) and runs synchronous video visits
−Sells BPC-157/TB-500 and GHK-Cu/BPC-157/KPV/TB-500 'peptide blends', compounds the FDA has flagged for safety concerns and which have no approved drug form
−Dispensing pharmacies are not named, and the states served are not published (visible reviews come only from TX and CO)
−Very new (LLC formed August 2025) with no independent review footprint; several on-site star ratings have no review text
Read the full ProlongMD review →

Function Health vs ProlongMD — FAQ

Is Function Health better than ProlongMD?

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Function Health scores higher overall in our independent evaluation (76.3/100 vs 60.1/100), leading on trust & safety, value, experience, reputation. ProlongMD comes out ahead on product range. ProlongMD has the lower entry price (from $25/mo vs $49/mo), so the better value depends on which treatment you need.

Is Function Health or ProlongMD cheaper?

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ProlongMD has the lower starting price (from $25/mo vs $49/mo for Function Health). Starting prices are for the cheapest treatment each offers — compare the specific treatment you need, and check what each price includes.

What do Function Health and ProlongMD both offer?

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Both platforms treat Primary Care. Function Health covers 1 treatment category total and ProlongMD covers 8.

Still deciding?

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